OpenStax Microbiology Test Bank / OSX
Microbiology Test Bank - Chapter 01 to
Chapter 26 2024 Update
(Multiple Choice, True/False, Matching, Fill in the Blank, Short Answers
& Brief Essay)
Chapter 1 : An Invisible World
Chapter 2 : How We See the Invisible
World Chapter 3 : The Cell
Chapter 4 : Prokaryotic Diversity
Chapter 5 : The Eukaryotes of
Microbiology Chapter 6 : Acellular
Pathogens
Chapter 7 : Microbial
Biochemistry Chapter 8 :
Microbial Metabolism
Chapter 9 : Microbial Growth
Chapter 10 : Biochemistry of the
Genome Chapter 11 : Mechanisms of
Microbial Genetics
Chapter 12 : Modern Applications of Microbial Genetics
Chapter 13 : Control of Microbial Growth
Chapter 14 : Antimicrobial Drugs
Chapter 15 : Microbial Mechanisms of Pathogenicity
Chapter 16 : Disease and Epidemiology
Chapter 17 : Innate Nonspecific Host
Defenses Chapter 18 : Adaptive Specific
Host Defenses Chapter 19 : Diseases of
,the Immune System
Chapter 20 : Laboratory Analysis of the
Immune Response Chapter 21 : Skin and Eye
Infections Chapter 22 : Respiratory System
Infections Chapter 23 : Urogenital System
Infections Chapter 24 : Digestive System
Infections
Chapter 25 : Circulatory and Lymphatic System Infections
Chapter 26 : Nervous System Infections Description
Chapter 1: An Invisible World
* (correct answer)
= Correct answer
Multiple Choice
1. Which of the following is true of the microbial world?
A. All microbes are harmful.
B. Humans could survive without microbes.
C. Many microbes are helpful.* (correct answer)
D. Most microbes are pathogenic.
Difficulty: Easy
ASM Standard: 23, 24
2. Which of the following is when humans first suspected the existence of microbes?
A. during the Industrial Revolution
B. in prehistoric times* (correct answer)
C. in the last century
D. within the last 500 years
Difficulty: Easy
ASM Standard: 23
,OpenStax Microbiology Test Bank
Chapter 1: An Invisible World
3. Which individual first observed unicellular organisms, which he called “animalcules,”
using a microscope he developed?
A. Robert Koch
B. Louis Pasteur
C. Thucydides
D. Antonie van Leeuwenhoek* (correct answer)
Difficulty: Easy
ASM Standard:
6
4. To sreduce sthe srisk sof sopen sflame sfrom sBunsen sburners, smicrobiologists sare
sincreasingly susingswhich sof sthe sfollowing sdevices sfor seasy, srapid sbenchtop
ssterilization sof ssmall spieces sof sequipment?
A. autoclaves
B. ethylene soxide
C. incubators
D. microincinerators* s(correct sanswer)
Difficulty: sEasy
sASM sStandard: s36
5. Which skingdom swas sthe sonly sone sfound sin sEmpire sProkaryota?
A. Animalia
B. Fungi
C. Monera* s(correct sanswer)
D. Protista
Difficulty: sEasy
sASM sStandard:
sN/A
6. The sSwedish sbotanist sknown sfor shaving sdeveloped san simportant sbiological
sclassificationssystem sis swhich sof sthe sfollowing speople?
A. Ernst sHaeckel
B. Carolus sLinnaeus* s(correct sanswer)
C. Louis sPasteur
D. Robert sWhittaker
Difficulty: sEasy
Page 3 of 17
, OpenStax Microbiology Test Bank
Chapter 1: An Invisible World
sASM sStandard:
sN/A
7. Which sare sthe sthree scurrently saccepted sdomains?
A. Archaea, sBacteria, sand sEukarya* s(correct sanswer)
B. Archaea, sProkaryota, sand sEukaryota
C. Bacteria, sFungi, sand sProtista
D. Bacteria, sProkaryota, sand sEukarya
Difficulty: sEasy
sASM sStandard:
sN/A
8. Which stwo staxonomic sunits sare stypically sused sto sidentify san sorganism swhen
susing sbinomialsnomenclature?
A. domain sand skingdom
B. genus sand sfamily
C. genus sand sspecies* s(correct sanswer)
D. phylum sand sclass
Difficulty: sEasy
sASM sStandard:
sN/A
9. Which sof sthe sfollowing sis snot strue sabout sthe sprocess sof sfermentation?
A. It scan shelp spreserve sfoods, spreventing sspoilage.
B. It sconverts ssugars sto sorganic sacids, salcohols, sand/or sgases ssuch sas scarbon sdioxide.
C. It sis scarried sout sexclusively sby sunicellular seukaryotes ssuch sas syeast.* s(correct sanswer)
D. It sis sused sto smake sfoods ssuch sas scheese sand sbread.
Difficulty: sModerate
sASM sStandard: s11, s23,
s26
10. For swhich sof sthe sfollowing sis sThucydides sknown?
A. developing san seffective ssewer ssystem sin sancient sGreece, shelping sto
sreduce slevels sofsdisease sin scities
B. observing smicrobes, susing sa smicroscope, sfor sthe sfirst stime, seven
sdistinguishing sbetweensbacteria sand sfungi
C. proposing sthat sdisease swas scaused sby smicroorganisms
Page 4 of 17
Microbiology Test Bank - Chapter 01 to
Chapter 26 2024 Update
(Multiple Choice, True/False, Matching, Fill in the Blank, Short Answers
& Brief Essay)
Chapter 1 : An Invisible World
Chapter 2 : How We See the Invisible
World Chapter 3 : The Cell
Chapter 4 : Prokaryotic Diversity
Chapter 5 : The Eukaryotes of
Microbiology Chapter 6 : Acellular
Pathogens
Chapter 7 : Microbial
Biochemistry Chapter 8 :
Microbial Metabolism
Chapter 9 : Microbial Growth
Chapter 10 : Biochemistry of the
Genome Chapter 11 : Mechanisms of
Microbial Genetics
Chapter 12 : Modern Applications of Microbial Genetics
Chapter 13 : Control of Microbial Growth
Chapter 14 : Antimicrobial Drugs
Chapter 15 : Microbial Mechanisms of Pathogenicity
Chapter 16 : Disease and Epidemiology
Chapter 17 : Innate Nonspecific Host
Defenses Chapter 18 : Adaptive Specific
Host Defenses Chapter 19 : Diseases of
,the Immune System
Chapter 20 : Laboratory Analysis of the
Immune Response Chapter 21 : Skin and Eye
Infections Chapter 22 : Respiratory System
Infections Chapter 23 : Urogenital System
Infections Chapter 24 : Digestive System
Infections
Chapter 25 : Circulatory and Lymphatic System Infections
Chapter 26 : Nervous System Infections Description
Chapter 1: An Invisible World
* (correct answer)
= Correct answer
Multiple Choice
1. Which of the following is true of the microbial world?
A. All microbes are harmful.
B. Humans could survive without microbes.
C. Many microbes are helpful.* (correct answer)
D. Most microbes are pathogenic.
Difficulty: Easy
ASM Standard: 23, 24
2. Which of the following is when humans first suspected the existence of microbes?
A. during the Industrial Revolution
B. in prehistoric times* (correct answer)
C. in the last century
D. within the last 500 years
Difficulty: Easy
ASM Standard: 23
,OpenStax Microbiology Test Bank
Chapter 1: An Invisible World
3. Which individual first observed unicellular organisms, which he called “animalcules,”
using a microscope he developed?
A. Robert Koch
B. Louis Pasteur
C. Thucydides
D. Antonie van Leeuwenhoek* (correct answer)
Difficulty: Easy
ASM Standard:
6
4. To sreduce sthe srisk sof sopen sflame sfrom sBunsen sburners, smicrobiologists sare
sincreasingly susingswhich sof sthe sfollowing sdevices sfor seasy, srapid sbenchtop
ssterilization sof ssmall spieces sof sequipment?
A. autoclaves
B. ethylene soxide
C. incubators
D. microincinerators* s(correct sanswer)
Difficulty: sEasy
sASM sStandard: s36
5. Which skingdom swas sthe sonly sone sfound sin sEmpire sProkaryota?
A. Animalia
B. Fungi
C. Monera* s(correct sanswer)
D. Protista
Difficulty: sEasy
sASM sStandard:
sN/A
6. The sSwedish sbotanist sknown sfor shaving sdeveloped san simportant sbiological
sclassificationssystem sis swhich sof sthe sfollowing speople?
A. Ernst sHaeckel
B. Carolus sLinnaeus* s(correct sanswer)
C. Louis sPasteur
D. Robert sWhittaker
Difficulty: sEasy
Page 3 of 17
, OpenStax Microbiology Test Bank
Chapter 1: An Invisible World
sASM sStandard:
sN/A
7. Which sare sthe sthree scurrently saccepted sdomains?
A. Archaea, sBacteria, sand sEukarya* s(correct sanswer)
B. Archaea, sProkaryota, sand sEukaryota
C. Bacteria, sFungi, sand sProtista
D. Bacteria, sProkaryota, sand sEukarya
Difficulty: sEasy
sASM sStandard:
sN/A
8. Which stwo staxonomic sunits sare stypically sused sto sidentify san sorganism swhen
susing sbinomialsnomenclature?
A. domain sand skingdom
B. genus sand sfamily
C. genus sand sspecies* s(correct sanswer)
D. phylum sand sclass
Difficulty: sEasy
sASM sStandard:
sN/A
9. Which sof sthe sfollowing sis snot strue sabout sthe sprocess sof sfermentation?
A. It scan shelp spreserve sfoods, spreventing sspoilage.
B. It sconverts ssugars sto sorganic sacids, salcohols, sand/or sgases ssuch sas scarbon sdioxide.
C. It sis scarried sout sexclusively sby sunicellular seukaryotes ssuch sas syeast.* s(correct sanswer)
D. It sis sused sto smake sfoods ssuch sas scheese sand sbread.
Difficulty: sModerate
sASM sStandard: s11, s23,
s26
10. For swhich sof sthe sfollowing sis sThucydides sknown?
A. developing san seffective ssewer ssystem sin sancient sGreece, shelping sto
sreduce slevels sofsdisease sin scities
B. observing smicrobes, susing sa smicroscope, sfor sthe sfirst stime, seven
sdistinguishing sbetweensbacteria sand sfungi
C. proposing sthat sdisease swas scaused sby smicroorganisms
Page 4 of 17
